Dorman 923-012 Tail Light Circuit Board

Reliable Tail Light Circuit Board for Select GM Trucks and SUVs

The Dorman 923-012 tail light circuit board is designed to restore proper tail light function on various Chevrolet, GMC, Cadillac, and Hummer models. Engineered with an oval female connector, this circuit board ensures a secure and precise fit for your vehicle's lighting system.

• Compatible with Chevrolet Silverado, Avalanche, Suburban, Tahoe models
• Fits GMC Sierra and Yukon series, including HD and Classic variants
• Also compatible with Cadillac Escalade and Escalade EXT/ESV models
• Oval-shaped female connector for direct replacement
• Controls tail light functions without bulbs included
• Installation hardware not included

Product Details and Specifications

The Dorman 923-012 tail light circuit board is a direct replacement part designed specifically for tail light electrical systems on select GM vehicles. It features an oval female connector terminal type that matches factory wiring harnesses, ensuring a reliable electrical connection. This circuit board controls the tail light function and is sold without bulbs or installation hardware. It is compatible with a wide range of models including Chevrolet Silverado 1500, 2500, and 3500 series, GMC Sierra 1500 through 3500 HD models, Cadillac Escalade variants, and Hummer H2. The part number 923-012 corresponds to this exact fitment, making it easier to identify for your vehicle's lighting repair needs.

Common Applications and Repair Solutions

• Restores tail light functionality on Chevrolet Avalanche 1500 and 2500
• Replaces faulty tail light circuit boards on GMC Sierra 2500 HD Classic
• Fixes intermittent or non-functioning tail lights on Cadillac Escalade ESV
• Addresses electrical connection issues in Hummer H2 tail light assemblies
• Resolves tail light circuit failures on Chevrolet Suburban 1500 and 2500

Installation Notes and Tips

Installation of the Dorman 923-012 tail light circuit board requires removal of the tail light assembly to access the circuit board. Ensure the vehicle’s battery is disconnected before beginning work to prevent electrical shorts. The oval female connector should align precisely with the vehicle’s wiring harness for a secure connection. Since installation hardware is not included, retain original screws and clips or source replacements as needed. Verify tail light operation after installation to confirm proper function.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 923-012 tail light circuit board undergoes quality checks to ensure reliable performance in demanding automotive environments. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.